fairytale - A children's story about magical and imaginary beings and lands; or something that is too good to be true or seems unreal.
He told a fairytale about how he got the job, but no one believed him, and people suspected that he had a relative in management.
badger - To repeatedly and annoyingly ask someone to do something.
Every time that Arnold asked Samantha to go out on a date, she would tell him firmly ‘No’. But each time he saw her, he would badger her again and again about wanting to go out, and again she said 'No!'